/*
 *  NullLine.h
 *  SoundController0002
 *
 *  Created by jiro on 10/06/29.
 *  Copyright 2010 jiro music. All rights reserved.
 *
 */

#pragma once

#include "Line.h"
namespace sc 
{

	class NullLine : public Line
	{
	private:
	
		static const NullLine* instance;
		
	public:
		
		static const NullLine& GetInstance();

		virtual ~NullLine();

		double GetY( double paramX ) const;
	
		bool IsNull() const;

	private:
	
		NullLine();
		
	};
}